统计由多个空格分隔的单词的出现频率

def count_word_frequency(sentence):
    words = sentence.split()
    frequency = {}
    
    for word in words:
        if word in frequency:
            frequency[word] += 1
        else:
            frequency[word] = 1
    
    sorted_frequency = sorted(frequency.items(), key=lambda x: x[1], reverse=True)
    
    return sorted_frequency

sentence = "统计 由 多个 空格 分隔 的 单词 的 出现 频率 统计 统计"
result = count_word_frequency(sentence)
print(result)

[('统计', 3), ('的', 2), ('由', 1), ('多个', 1), ('空格', 1), ('分隔', 1), ('单词', 1), ('出现', 1), ('频率', 1)]